| U21 Friendlies 2023 - Appearances as Referee |  |
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| 15/06/2023 | Bulgaria | - | Montenegro | 1:0 | 2 | - | - |
| U21 Friendlies 2023 - Appearances as Referee | |
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| 15/06/2023 | Bulgaria | - | Montenegro | 1:0 | 2 | - | - |
| Complete name: | Nikola Popov |
| Born: | 01/02/1983 |
| Place of birth: |
Bulgaria |
| Nationality: |
Bulgaria |